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Find the new volume of the gas sample.

1.At constant pressure the temperature of a 10.25 liter sample of Chlorine gas at 456.3K is decreased 15 degrees. What is the new volume of the gas sample?

2.At constant temperature the pressure on a 6.50 liter sample of Hydrogen gas at 213.4 mmHg  is increased by 98.4 mmHg. What is the new volume of the gas sample?

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